Transaction not yet indexed

28c53FyfGxVBDcrWGUA6eCCdoqyLmKKeRYkTKepyuNm4FKrLddCHmx4X8HmKEo9xgxCk8yJvWubqVd9E4DeUZRBN

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.